Eucosma messingiana is a species of moth of the family Tortricidae. It is found in China (Hebei, Inner Mongolia), Mongolia, Russia[1] and Europe, where it has been recorded from Germany, the Czech Republic, Denmark, Hungary, Poland, the Baltic region, Sweden and Finland.[2] The habitat consists of sandy areas.
The wingspan is 18–28 mm. Adults are on wing from August to September in one generation per year.[3]
The larvae feed on Artemisia campestris.[4] Larvae can be found from September to May.